<!DOCTYPE html>
<html>
<head>
	<title></title>
	 <link href="css/bootstrap.min.css" rel="stylesheet">
     <link href="./css/bootstrap-responsive.css" rel="stylesheet">
     <style type="text/css">
     .span12 {
     	background-color: black;
     	margin-top: 10px;
     	height: 30px;
     }
     .span3 {
     	background-color: blue;
     	margin-top: 2px;
     	height: 30px;
     }
     #one {
     	width:300px;
     	height: 300px;
     }
     </style>
</head>
<body>

<script src="js/bootstrap.min.js"></script>
</body>
</html>